public Examination Add(Examination exam)
{
exam.Id = 0;
exam.Status = (int)ExaminationEnums.STATUS_ACTIVE;
var rs = repository.Insert(exam);
// add transcript
TranscriptService transcriptService = new TranscriptService();
transcriptService.AddExamToTranscript(rs);
return(rs);
}
public IEnumerable <ClassSubject> AddSubjectToClass(int classId, List <ClassSubjectModel> subjectIds)
{
var origin = repository.Get(classId);
var rs = new List <ClassSubject>();
//add subject to class
subjectIds.ForEach(i =>
{
var found = origin.ClassSubjects.Where(cs => cs.SubjectId == i.SubjectId).FirstOrDefault();
if (found == null)
{
var classSubject = new ClassSubject
{
Id = 0,
Status = (int)ClassSubjectEnums.STATUS_ACTIVE,
ClassId = classId,
SubjectId = i.SubjectId,
Teacher = i.TeacherId
};
origin.ClassSubjects.Add(classSubject);
rs.Add(classSubject);
}
else
{
if (found.Status == (int)ClassSubjectEnums.STATUS_DISABLE)
{
rs.Add(found);
}
found.Status = (int)ClassSubjectEnums.STATUS_ACTIVE;
found.Teacher = i.TeacherId;
}
});
repository.Update(origin);
//update transcript of class
var subjectRepository = new SubjectRepository();
rs.ForEach(cs =>
{
cs.Subject = subjectRepository.Get(cs.SubjectId);
});
var transcriptService = new TranscriptService();
transcriptService.AddSubjectToClassTranscript(classId, rs);
return(rs);
}
public IEnumerable <ClassSubject> RemoveSubjectFromClass(int classId, List <ClassSubjectModel> subjectIds)
{
var rs = new List <ClassSubject>();
var origin = repository.Get(classId);
//remove subject
subjectIds.ForEach(i =>
{
var found = origin.ClassSubjects.Where(cs => cs.SubjectId == i.SubjectId).FirstOrDefault();
if (found != null && found.Status != (int)ClassSubjectEnums.STATUS_DISABLE)
{
found.Status = (int)ClassSubjectEnums.STATUS_DISABLE;
found.Teacher = null;
rs.Add(found);
}
});
repository.Update(origin);
//remove transcript of deleted subjects
var transcriptService = new TranscriptService();
transcriptService.DeleteSubjectFromTranscript(classId, rs);
return(rs);
}
public IEnumerable <ClassMember> RemoveStudentFromClass(int classId, List <int> studentIds)
{
var rs = new List <ClassMember>();
var origin = repository.Get(classId);
var removedStudentIds = new List <int>();
studentIds.ForEach(i =>
{
var found = origin.ClassMembers.Where(cm => cm.StudentId == i).FirstOrDefault();
if (found != null && found.Status != (int)ClassMemberEnums.STATUS_DISABLE)
{
found.Status = (int)ClassMemberEnums.STATUS_DISABLE;
rs.Add(found);
removedStudentIds.Add(i);
}
});
repository.Update(origin);
//remove transcript of student
var transcriptService = new TranscriptService();
transcriptService.DeleteMultipleTranscript(removedStudentIds, classId);
return(rs);
}
public IEnumerable <ClassMember> AddStudentToClass(int classId, List <int> studentIds)
{
var origin = repository.Get(classId);
var rs = new List <ClassMember>();
var newStudentIds = new List <int>();
//create new class member
studentIds.ForEach(i =>
{
var found = origin.ClassMembers.Where(cm => cm.StudentId == i).FirstOrDefault();
if (found == null)
{
var classMember = new ClassMember
{
Id = 0,
Status = (int)ClassMemberEnums.STATUS_ACTIVE,
ClassId = classId,
StudentId = i
};
origin.ClassMembers.Add(classMember);
rs.Add(classMember);
newStudentIds.Add(i);
}
else if (found.Status == (int)ClassMemberEnums.STATUS_DISABLE)
{
found.Status = (int)ClassMemberEnums.STATUS_ACTIVE;
rs.Add(found);
newStudentIds.Add(i);
}
});
repository.Update(origin);
//create new transcript
var transcriptService = new TranscriptService();
transcriptService.AddMultipleTranscript(newStudentIds, classId);
return(rs);
}